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View Compilation Error

0_0_39494371_24970.cpp: In function 'void addEdge(int, int, int)':
0_0_39494371_24970.cpp:28:11: error: reference to 'size' is ambiguous
   28 |         ++size;mem[size].to=v;mem[size].value=w;mem[size].next=head[u];head[u]=size;
      |           ^~~~
In file included from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/string:53,
                 from gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bitset:52,
                 from .\stdc++.h:52:
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:274:5: note: candidates are: 'template<class _Tp, long long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
  274 |     size(const _Tp (&)[_Nm]) noexcept
      |     ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:264:5: note:                 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
  264 |     size(const _Container& __cont) noexcept(noexcept(__cont.size()))
      |     ^~~~
0_0_39494371_24970.cpp:22:17: note:                 'int size'
   22 | int head[N]={0},size=0;
      |                 ^~~~
0_0_39494371_24970.cpp:28:20: error: reference to 'size' is ambiguous
   28 |         ++size;mem[size].to=v;mem[size].value=w;mem[size].next=head[u];head[u]=size;
      |                    ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:274:5: note: candidates are: 'template<class _Tp, long long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
  274 |     size(const _Tp (&)[_Nm]) noexcept
      |     ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:264:5: note:                 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
  264 |     size(const _Container& __cont) noexcept(noexcept(__cont.size()))
      |     ^~~~
0_0_39494371_24970.cpp:22:17: note:                 'int size'
   22 | int head[N]={0},size=0;
      |                 ^~~~
0_0_39494371_24970.cpp:28:35: error: reference to 'size' is ambiguous
   28 |         ++size;mem[size].to=v;mem[size].value=w;mem[size].next=head[u];head[u]=size;
      |                                   ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:274:5: note: candidates are: 'template<class _Tp, long long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
  274 |     size(const _Tp (&)[_Nm]) noexcept
      |     ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:264:5: note:                 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
  264 |     size(const _Container& __cont) noexcept(noexcept(__cont.size()))
      |     ^~~~
0_0_39494371_24970.cpp:22:17: note:                 'int size'
   22 | int head[N]={0},size=0;
      |                 ^~~~
0_0_39494371_24970.cpp:28:53: error: reference to 'size' is ambiguous
   28 |         ++size;mem[size].to=v;mem[size].value=w;mem[size].next=head[u];head[u]=size;
      |                                                     ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:274:5: note: candidates are: 'template<class _Tp, long long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
  274 |     size(const _Tp (&)[_Nm]) noexcept
      |     ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:264:5: note:                 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
  264 |     size(const _Container& __cont) noexcept(noexcept(__cont.size()))
      |     ^~~~
0_0_39494371_24970.cpp:22:17: note:                 'int size'
   22 | int head[N]={0},size=0;
      |                 ^~~~
0_0_39494371_24970.cpp:28:80: error: reference to 'size' is ambiguous
   28 |         ++size;mem[size].to=v;mem[size].value=w;mem[size].next=head[u];head[u]=size;
      |                                                                                ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:274:5: note: candidates are: 'template<class _Tp, long long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
  274 |     size(const _Tp (&)[_Nm]) noexcept
      |     ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:264:5: note:                 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
  264 |     size(const _Container& __cont) noexcept(noexcept(__cont.size()))
      |     ^~~~
0_0_39494371_24970.cpp:22:17: note:                 'int size'
   22 | int head[N]={0},size=0;
      |                 ^~~~
0_0_39494371_24970.cpp: In function 'void csh()':
0_0_39494371_24970.cpp:51:9: error: reference to 'size' is ambiguous
   51 |         size=0;
      |         ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:274:5: note: candidates are: 'template<class _Tp, long long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
  274 |     size(const _Tp (&)[_Nm]) noexcept
      |     ^~~~
gcc-13.1.0/lib/gcc/x86_64-w64-mingw32/13.1.0/include/c++/bits/range_access.h:264:5: note:                 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
  264 |     size(const _Container& __cont) noexcept(noexcept(__cont.size()))
      |     ^~~~
0_0_39494371_24970.cpp:22:17: note:                 'int size'
   22 | int head[N]={0},size=0;
      |                 ^~~~


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